Word Origin & History

mid-14c., from Late Latin mediatorem (nominative mediator) "one who mediates," agent noun from past participle stem of mediari "to intervene, mediate," also "to be or divide in the middle," from Latin medius "in the middle" (see medial (adj.)). Originally applied to Christ, who in Christian theology "mediates" between God and man. Meaning "one who intervenes between two disputing parties" is first attested late 14c. Feminine form mediatrix (originally of the Virgin Mary) from c.1400. Related: Mediatorial; mediatory.

Example Sentences for mediator

Was there no prophet, no redemption, no mediator for such as these?

"Let me act as mediator," interrupted Sir George Templemore.

But what is more, wine does the office of a mediator between enemies.

He therefore approached the regent under the guise of mediator.

He was called savior and mediator and sometimes figured as a lamb.

(f.) On occasion she was a mediator when there was strife in families, or among friends.

If you do so, I will be your mediator with the Norridgewocks.

In the transition from dualism to monism Malebranche served as a mediator.